Bump version to v0.31 (#299)

Co-authored-by: mmtkgc-bot <[email protected]>

Author: qinsoon

CHANGELOG.md

@@ -1,3 +1,13 @@
+0.31.0 (2025-04-17)
+===
+
+## What's Changed
+* Move to Rust 1.83 by @qinsoon in https://github.com/mmtk/mmtk-openjdk/pull/296
+* Use buffer size exported from MMTk core by @k-sareen in https://github.com/mmtk/mmtk-openjdk/pull/298
+* Update mmtk-core to v0.31.0
+
+**Full Changelog**: https://github.com/mmtk/mmtk-openjdk/compare/v0.30.0...v0.31.0
+
 0.30.0 (2024-12-20)
 ===
 

mmtk/Cargo.lock

@@ -1,6 +1,6 @@
 [package]
 name = "mmtk_openjdk"
-version = "0.30.0"
+version = "0.31.0"
 authors = [" <>"]
 rust-version = "1.74.1"
 build = "build.rs"
@@ -35,7 +35,7 @@ probe = "0.5"
 # - change branch
 # - change repo name
 # But other changes including adding/removing whitespaces in commented lines may break the CI.
-mmtk = { git = "https://github.com/mmtk/mmtk-core.git", rev = "f67a0d2fc0bf3d18d34348949dff969d4d202bbc" }
+mmtk = { git = "https://github.com/mmtk/mmtk-core.git", rev = "42a434bf2280b0a9e10439cc7061a0f07af83d71" }
 # Uncomment the following to build locally
 # mmtk = { path = "../repos/mmtk-core" }